/**
* Builds a new date object. If $date contains date parts, use them to
* initialize the object.
*
* Recognized formats:
* - arrays with keys 'year', 'month', 'mday', 'day'
* 'hour', 'min', 'minute', 'sec'
* - objects with properties 'year', 'month', 'mday', 'hour', 'min', 'sec'
* - yyyy-mm-dd hh:mm:ss
* - yyyymmddhhmmss
* - yyyymmddThhmmssZ
* - yyyymmdd (might conflict with unix timestamps between 31 Oct 1966 and
* 03 Mar 1973)
* - unix timestamps
* - anything parsed by strtotime()/DateTime.
*
* @throws Horde_Date_Exception
*/
public function __construct($date = null, $timezone = null)
{
if (!self::$_supportedSpecs) {
self::$_supportedSpecs = self::$_defaultSpecs;
if (function_exists('nl_langinfo')) {
self::$_supportedSpecs .= 'bBpxX';
}
}
if (func_num_args() > 2) {
// Handle args in order: year month day hour min sec tz
$this->_initializeFromArgs(func_get_args());
return;
}
$this->_initializeTimezone($timezone);
if (is_null($date)) {
return;
}
if (is_string($date)) {
$date = trim($date, '"');
}
if (is_object($date)) {
$this->_initializeFromObject($date);
} elseif (is_array($date)) {
$this->_initializeFromArray($date);
} elseif (preg_match('/^(\\d{4})-?(\\d{2})-?(\\d{2})T? ?(\\d{2}):?(\\d{2}):?(\\d{2})(?:\\.\\d+)?(Z?)$/', $date, $parts)) {
$this->_year = (int) $parts[1];
$this->_month = (int) $parts[2];
$this->_mday = (int) $parts[3];
$this->_hour = (int) $parts[4];
$this->_min = (int) $parts[5];
$this->_sec = (int) $parts[6];
if ($parts[7]) {
$this->_initializeTimezone('UTC');
}
} elseif (preg_match('/^(\\d{4})-?(\\d{2})-?(\\d{2})$/', $date, $parts) && $parts[2] > 0 && $parts[2] <= 12 && $parts[3] > 0 && $parts[3] <= 31) {
$this->_year = (int) $parts[1];
$this->_month = (int) $parts[2];
$this->_mday = (int) $parts[3];
$this->_hour = $this->_min = $this->_sec = 0;
} elseif ((string) (int) $date == $date) {
// Try as a timestamp.
if ($this->_timezone) {
$oldtimezone = date_default_timezone_get();
date_default_timezone_set($this->_timezone);
}
$parts = @getdate($date);
if ($parts) {
$this->_year = $parts['year'];
$this->_month = $parts['mon'];
$this->_mday = $parts['mday'];
$this->_hour = $parts['hours'];
$this->_min = $parts['minutes'];
$this->_sec = $parts['seconds'];
}
if ($this->_timezone) {
date_default_timezone_set($oldtimezone);
}
} else {
if (!empty($timezone)) {
try {
$parsed = new DateTime($date, new DateTimeZone($timezone));
} catch (Exception $e) {
throw new Horde_Date_Exception(sprintf(Horde_Date_Translation::t("Failed to parse time string (%s)"), $date));
}
} else {
try {
$parsed = new DateTime($date);
} catch (Exception $e) {
throw new Horde_Date_Exception(sprintf(Horde_Date_Translation::t("Failed to parse time string (%s)"), $date));
}
$parsed->setTimezone(new DateTimeZone(date_default_timezone_get()));
$this->_initializeTimezone(date_default_timezone_get());
}
$this->_year = (int) $parsed->format('Y');
$this->_month = (int) $parsed->format('m');
$this->_mday = (int) $parsed->format('d');
$this->_hour = (int) $parsed->format('H');
$this->_min = (int) $parsed->format('i');
$this->_sec = (int) $parsed->format('s');
}
}
